''Daviesia umbonata'' is a species of flowering plant in the family
and is
endemic to the south-west of Western Australia. It is a bushy, openly-branched shrub with narrowly elliptic to narrowly egg-shaped, sharply pointed
phyllode
Phyllodes are modified petioles or leaf stems, which are leaf-like in appearance and function. In some plants, these become flattened and widened, while the leaf itself becomes reduced or vanishes altogether. Thus the phyllode comes to serve the ...
s and yellow and red flowers.
Description
''Daviesia umbonata'' is a bushy, openly-branched shrub that typically grows to a height of . Its phyllodes are narrowly elliptic to narrowly egg-shaped, long, wide and sharply pointed. The flowers are arranged singly or in pairs in the axils on a
pedicel
Pedicle or pedicel may refer to:
Human anatomy
*Pedicle of vertebral arch, the segment between the transverse process and the vertebral body, and is often used as a radiographic marker and entry point in vertebroplasty and kyphoplasty procedures
...
long. The
sepals are long and joined at the base, the upper two lobes joined for and the lower three triangular and long. The
standard petal is elliptic with a notched centre, about long, wide and yellow with a dark red base. The
wings are long and dull red, the
keel long and dull red. Flowering occurs in June and July and the fruit is a shallowly triangular
pod
Pod or POD may refer to:
Biology
* Pod (fruit), a type of fruit of a flowering plant
* Husk or pod of a legume
* Pod of whales or other marine mammals
* "-pod", a suffix meaning "foot" used in taxonomy
Electronics and computing
* Proper ort ...
long.
Taxonomy
''Daviesia umbonata'' was first formally described in 1997 by
Gregory T. Chandler and
Michael Crisp in ''
Australian Systematic Botany'' from specimens collected by Crisp near
Moonijin in 1980.
The
specific epithet
In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
(''umbonata'') means "bossed" referring to bulges near the sepal lobes.
Distribution and habitat
This daviesia grows in
kwongan
Kwongan is plant community found in south-western Western Australia. The name is a Bibbelmun (Noongar) Aboriginal term of wide geographical use defined by Beard (1976) as
Kwongan has replaced other terms applied by European botanists such as ...
north from the
Wongan Hills
Wongan Hills is a range of low flat-topped hills in the Avon Wheatbelt bioregion of Western Australia. It is located at , in the Shire of Wongan–Ballidu.
History
The range was first recorded in 1836 by Surveyor General of Western Australia Jo ...
-
Manmanning
Manmanning is a small Wheatbelt town in Western Australia.
The name of the town first appeared on charts drawn in 1907, and was the Indigenous Australian name of a soak located close to the townsite.
The townsite was originally a railway sidi ...
area in the
Avon Wheatbelt,
Geraldton Sandplains and
Jarrah Forest bioregions of south-western Western Australia.
Conservation status
''Daviesia umbonata'' is classified as "not threatened" by the Western Australian Government
Department of Biodiversity, Conservation and Attractions
The Department of Biodiversity, Conservation and Attractions (DBCA) is the Western Australian government
The Government of Western Australia, formally referred to as His Majesty's Government of Western Australia, is the Australian state de ...
.
References
{{Taxonbar, from=Q51043939
umbonata
''Umbonata'' is a genus of Tanzania
Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes region. It borders Uganda to the north; Ken ...
Taxa named by Michael Crisp
Plants described in 1997
Flora of Western Australia